Kai Seki Magoroku Whetstone 400 Grit Appliances you can also very simply

you can also very simply adjust the coarseness of the pepper grind

Interchangeable panels:

Thanks to mounting with a screw clamp

With the slice insert

Durable and dishwasher safe

Kai Seki Magoroku Whetstone 400 Grit Appliances you can also very simplyWhetstone type: Coarse 400 Grit Typical use: Repairing chips or cracks and straightening the blade edge. Use to remove small chips or repair the blade shape. The stronger grinding power allows you to sharpen knives smoothly. It can be used to remove rust. Includes a multifunctional storage case. The lid is designed to hold water for soaking the whetstone prior to use, and the base has non slip feet to provide a steady platform for sharpening. Suitable